#!/usr/local/bin/perl
# Jaime Prilusky, 2003
use CGI::Carp 'fatalsToBrowser';
use GD::Graph::linespoints;

  @data = ( 
    ["1st","2nd","3rd","4th","5th","6th","7th", "8th", "9th"],
    [undef,  52,  53,  54,  55,  56,  undef,  58,  59],
    [60,  61,  61,  undef,  68,  66,  65,  61, undef],
  );

  $my_graph = new GD::Graph::linespoints( );

  $my_graph->set( 
        x_label => 'X Label',
        y_label => 'Y label',
        title => 'A Lines and Points Graph',
        y_max_value => 80,
        y_tick_number => 6,
        y_label_skip => 2,
        markers => [ 1, 5 ],
  );

  $my_graph->set_legend( 'data set 1', 'data set 2' );

  my $format = $my_graph->export_format;
  print "content-type: image/$format\n\n" if ($ENV{REMOTE_ADDR});
  binmode STDOUT;
  print $my_graph->plot(\@data)->$format();